DEVICE FOR PREVENTING NEWBORN CHOANA LUMEN FROM CICATRICIAL OBLITERATION

摘要

FIELD: medical engineering. SUBSTANCE: device has thermoplastic tube having longitudinal oval slit on lateral wall creating a connecting strip. The tube has flexible tie-rods on the ends and ring-shaped fastening members longitudinally moveable along the tube. Oval cut length is equal to 3d and connecting strip height is equal to 1/3 d, where d is the external tube diameter. EFFECT: high reliability of device fixation in patient nasal cavity. 2 dwg